Struct LineIndex 

pub struct LineIndex { /* private fields */ }

Stores line information for efficient position lookups, owning the text.

Implementations

impl LineIndex

pub fn new(text: String) -> Self

Create a new LineIndex from source text

pub fn offset_to_position(&self, offset: usize) -> (u32, u32)

Convert byte offset to position (0-based line and UTF-16 column)

pub fn position_to_offset(&self, line: u32, character: u32) -> Option<usize>

Convert position to byte offset

pub fn range(&self, start: usize, end: usize) -> ((u32, u32), (u32, u32))

Create a range from byte offsets

Trait Implementations

impl Clone for LineIndex

fn clone(&self) -> LineIndex

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for LineIndex

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.